Its hit or miss! You may get lucky and score some fresh trucks I go to hillside pick a part and milliken
Milliken had a dozen 4runners yesterday that probably had what you are looking for. Check inventory before you go is all I could recomend.
Row52.com Pics of picknpull inventory, when it was put on yard, and ability to search for cars within a specified distance. Even has a phone app.
Car-Part.com checks the inventory of all local and non local JunkYards for the specific parts you're looking for! I use it ALL the time!